Error: could not call python function 'rosdep2.rospack.init_rospack_interface'

环境

catkin

[rospack] Error: could not call python function 'rosdep2.rospack.init_rospack_interface'

Failed to invoke /opt/ros/indigo/bin/rospack deps-manifests ORB_SLAM2
Traceback (most recent call last):
File "/usr/lib/python2.7/dist-packages/rosdep2/rospack.py", line 58, in init_rospack_interface
lookup = _get_default_RosdepLookup(Options())
File "/usr/lib/python2.7/dist-packages/rosdep2/main.py", line 128, in _get_default_RosdepLookup
verbose=options.verbose)
File "/usr/lib/python2.7/dist-packages/rosdep2/sources_list.py", line 613, in create_default
sources = load_cached_sources_list(sources_cache_dir=sources_cache_dir, verbose=verbose)
File "/usr/lib/python2.7/dist-packages/rosdep2/sources_list.py", line 514, in load_cached_sources_list
return parse_sources_data(cache_data, origin=cache_index, model=model)
File "/usr/lib/python2.7/dist-packages/rosdep2/sources_list.py", line 372, in parse_sources_data
raise InvalidData("line:\n\t%s\n%s"%(line, e), origin=origin)
rosdep2.core.InvalidData: line:
yaml https://raw.githubusercontent.com/ros/rosdistro/master/rosdep/osx-homebrew.yaml osx
unsupported pickle protocol: 4
[rospack] Error: could not call python function 'rosdep2.rospack.init_rospack_interface'
CMake Error at /opt/ros/indigo/share/ros/core/rosbuild/public.cmake:129 (message):

Failed to invoke rospack to get compile flags for package 'ORB_SLAM2'.
Look above for errors from rospack itself.  Aborting.  Please fix the
broken dependency!

Call Stack (most recent call first):
/opt/ros/indigo/share/ros/core/rosbuild/public.cmake:207 (rosbuild_invoke_rospack)
CMakeLists.txt:4 (rosbuild_init)

-- Configuring incomplete, errors occurred!

解决方案

sudo rosdep fix-permissions

rosdep update